EPSG:3854 — County ST74

Projected · Sweden - Stockholm county

Export Formats

OGC WKT

PROJCS[
    "County ST74",
    GEOGCS[
        "SWEREF99",
        DATUM[
            "SWEREF99",
            SPHEROID["GRS 1980",6378137,298.257222101],
            TOWGS84[0,0,0,0,0,0,0]
        ],
        PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],
        UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],
        AUTHORITY["EPSG","4619"]
    ],
    PROJECTION["Transverse_Mercator"],
    PARAMETER["latitude_of_origin",0],
    PARAMETER["central_meridian",18.05787],
    PARAMETER["scale_factor",0.99999506],
    PARAMETER["false_easting",100182.7406],
    PARAMETER["false_northing",-6500620.1207],
    UNIT["metre",1,AUTHORITY["EPSG","9001"]],
    AUTHORITY["EPSG","3854"]
]

WKT2

PROJCRS[
    "County ST74",
    BASEGEOGCRS[
        "ETRS89-SWE [SWEREF 99]",
        DATUM[
            "SWEREF 99",
            ELLIPSOID[
                "GRS 1980",
                6378137,
                298.257222101,
                LENGTHUNIT["metre",1,ID["EPSG",9001]],
                ID["EPSG",7019]
            ],
            ANCHOREPOCH[1999.5],
            ID["EPSG",6619]
        ],
        ID["EPSG",4619]
    ],
    CONVERSION[
        "County ST74",
        METHOD["Transverse Mercator",ID["EPSG",9807]],
        PARAMETER[
            "Latitude of natural origin",
            0,
            ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],
            ID["EPSG",8801]
        ],
        PARAMETER[
            "Longitude of natural origin",
            18.0578700000003,
            ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],
            ID["EPSG",8802]
        ],
        PARAMETER[
            "Scale factor at natural origin",
            0.99999506,
            SCALEUNIT["unity",1,ID["EPSG",9201]],
            ID["EPSG",8805]
        ],
        PARAMETER[
            "False easting",
            100182.7406,
            LENGTHUNIT["metre",1,ID["EPSG",9001]],
            ID["EPSG",8806]
        ],
        PARAMETER[
            "False northing",
            -6500620.1207,
            LENGTHUNIT["metre",1,ID["EPSG",9001]],
            ID["EPSG",8807]
        ],
        ID["EPSG",3853]
    ],
    CS[Cartesian,2,ID["EPSG",4531]],
    AXIS["Northing (x)",north],
    AXIS["Easting (y)",east],
    LENGTHUNIT["metre",1,ID["EPSG",9001]],
    ID["EPSG",3854]
]

PROJ.4

+proj=tmerc +lat_0=0 +lon_0=18.05787 +k=0.99999506 +x_0=100182.7406 +y_0=-6500620.1207 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_defs +type=crs

Proj4js

How to add a projection to Proj4js? →

proj4.defs("EPSG:3854", "+proj=tmerc +lat_0=0 +lon_0=18.05787 +k=0.99999506 +x_0=100182.7406 +y_0=-6500620.1207 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_defs +type=crs");

JSON

{
  "type": "CoordinateReferenceSystem",
  "code": 3854,
  "name": "County ST74",
  "kind": "projected",
  "area": "Sweden - Stockholm county",
  "unit": "metre",
  "bbox": [
    58.69,
    17.25,
    60.27,
    19.61
  ],
  "proj4": "+proj=tmerc +lat_0=0 +lon_0=18.05787 +k=0.99999506 +x_0=100182.7406 +y_0=-6500620.1207 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_defs +type=crs"
}

PostGIS

How to add a projection to PostGIS? →

INSERT INTO spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext)
VALUES (3854, 'EPSG', 3854, '+proj=tmerc +lat_0=0 +lon_0=18.05787 +k=0.99999506 +x_0=100182.7406 +y_0=-6500620.1207 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_defs +type=crs', 'PROJCS["County ST74",GEOGCS["SWEREF99",DATUM["SWEREF99",SPHEROID["GRS 1980",6378137,298.257222101],TOWGS84[0,0,0,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4619"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",18.05787],PARAMETER["scale_factor",0.99999506],PARAMETER["false_easting",100182.7406],PARAMETER["false_northing",-6500620.1207],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AUTHORITY["EPSG","3854"]]');

MapServer

How to add a projection to MapServer? →

PROJECTION
  "+proj=tmerc"
  "+lat_0=0"
  "+lon_0=18.05787"
  "+k=0.99999506"
  "+x_0=100182.7406"
  "+y_0=-6500620.1207"
  "+ellps=GRS80"
  "+towgs84=0,0,0,0,0,0,0"
  "+units=m"
  "+no_defs"
  "+type=crs"
END

GeoServer

How to add a projection to GeoServer? →

3854=PROJCS["County ST74",GEOGCS["SWEREF99",DATUM["SWEREF99",SPHEROID["GRS 1980",6378137,298.257222101],TOWGS84[0,0,0,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4619"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",18.05787],PARAMETER["scale_factor",0.99999506],PARAMETER["false_easting",100182.7406],PARAMETER["false_northing",-6500620.1207],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AUTHORITY["EPSG","3854"]]

Related Coordinate Systems

Available Transformations (3)

Transformations inherited from base CRS: EPSG:4619 (ETRS89-SWE [SWEREF 99])

Transformation	Source → Target	Accuracy (m)
RT90 to ETRS89-SWE [SWEREF 99] (1)	4124 → 4619	0.1
ETRS89-SWE [SWEREF 99] to WGS 84 (1)	4619 → 4326	1
SWEREF99 to ETRS89 (1) Deprecated	4619 → 4258	0

Other CRS using SWEREF 99 (23)

Frequently Asked Questions

How do I add EPSG:3854 to GeoServer?

Add the following definition to your GeoServer configuration:

3854=PROJCS["County ST74",GEOGCS["SWEREF99",DATUM["SWEREF99",SPHEROID["GRS 1980",6378137,298.257222101],TOWGS84[0,0,0,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4619"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",18.05787],PARAMETER["scale_factor",0.99999506],PARAMETER["false_easting",100182.7406],PARAMETER["false_northing",-6500620.1207],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AUTHORITY["EPSG","3854"]]

Read the full GeoServer guide →

How do I add EPSG:3854 to PostGIS?

Add the following definition to your PostGIS configuration:

INSERT INTO spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext)
VALUES (3854, 'EPSG', 3854, '+proj=tmerc +lat_0=0 +lon_0=18.05787 +k=0.99999506 +x_0=100182.7406 +y_0=-6500620.1207 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_defs +type=crs', 'PROJCS["County ST74",GEOGCS["SWEREF99",DATUM["SWEREF99",SPHEROID["GRS 1980",6378137,298.257222101],TOWGS84[0,0,0,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4619"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",18.05787],PARAMETER["scale_factor",0.99999506],PARAMETER["false_easting",100182.7406],PARAMETER["false_northing",-6500620.1207],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AUTHORITY["EPSG","3854"]]');

Read the full PostGIS guide →

How do I add EPSG:3854 to MapServer?

Add the following definition to your MapServer configuration:

PROJECTION
  "+proj=tmerc"
  "+lat_0=0"
  "+lon_0=18.05787"
  "+k=0.99999506"
  "+x_0=100182.7406"
  "+y_0=-6500620.1207"
  "+ellps=GRS80"
  "+towgs84=0,0,0,0,0,0,0"
  "+units=m"
  "+no_defs"
  "+type=crs"
END

Read the full MapServer guide →

How do I use EPSG:3854 with Proj4js?

Add the following definition to your Proj4js configuration:

proj4.defs("EPSG:3854", "+proj=tmerc +lat_0=0 +lon_0=18.05787 +k=0.99999506 +x_0=100182.7406 +y_0=-6500620.1207 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_defs +type=crs");

Read the full Proj4js guide →

Type

Projected

Unit

metre

Geodetic CRS

ETRS89-SWE [SWEREF 99]

Datum

SWEREF 99

Ellipsoid

GRS 1980

Prime Meridian

Greenwich

Area of Use

Sweden - Stockholm county

Sweden - Stockholm county. Municipalities of Botkyrka, Danderyd, Ekerö, Haninge, Huddinge, Järfälla,…

Coordinate System

Cartesian 2D CS. Axes: northing, easting (x,y). Orientations: north, east. UoM: m.

Center Coordinates

121272.41 95547.03

Projected Bounds

184512.02 53334.44186079.14 7767.35

WGS84 Bounds

60.27 17.2519.61 58.69

Data Source

EPSG

Information Source

Surveying Department, Stockholm City Planning Administration.

Revision Date

2009-01-30

Scope

Cadastre, engineering survey, topographic mapping (large scale).

Remarks

Simulation of engineering (regional) CRS through a Sweref-related projected CRS. Accuracy better than 0.05m when used together with a Gtrans reprojection model otherwise not better than 0.1m. In Stockholm commune, replaces ST74 (CRS code 3152).

EPSG

3854